(Sorting Sequences): In sort*, add a little cautionary note about the key

procedure being used heavily.

man/ChangeLog

+2006-12-25  Kevin Ryde  <user42@zip.com.au>
+
+	* cl.texi (Sorting Sequences): In sort*, add a little cautionary note
+	about the key procedure being used heavily.
+
 2006-12-24  Chong Yidong  <cyd@stupidchicken.com>
 
 	* pgg.texi (Caching passphrase): Default for pgg-gpg-use-agent changed

man/cl.texi

@@ -4092,7 +4092,9 @@ fed to the @var{predicate} function.  For example,
 @noindent
 sorts @var{data}, a sequence of strings, into increasing alphabetical
 order without regard to case.  A @code{:key} function of @code{car}
-would be useful for sorting association lists.
+would be useful for sorting association lists.  It should only be a
+simple accessor though, it's used heavily in the current
+implementation.
 
 The @code{sort*} function is destructive; it sorts lists by actually
 rearranging the @code{cdr} pointers in suitable fashion.